LEADING MANUFACTURER, EXPORTER AND SUPPLIER IN INDIA
Sanjivini Steel Centre is a well-known manufacturer and exporter of high-quality ASTM A335 P91 Alloys Steel Pipe and Tubes, which are treated with copper to improve resistance to strong reducing acids like sulphuric acid. Alloys Steel Pipe and Tubes have a high concentration of expensive components such as molybdenum and nickel, and the grade is non-magnetic in all situations, with outstanding formability and welding properties.
The austenitic structure of these Alloys Steel Pipe and Tubes provides exceptional toughness, even at cryogenic temperatures ASTM A335 P91 Alloys Steel Pipes is a heat-resistant, titanium-stabilized austenitic alloy that is typically utilized at temperatures ranging from 1000 to 1600 degrees Fahrenheit. ASTM A335 P91 Alloys Steel Pipe are generally employed in applications requiring continuous and intermittent service temperatures within the carbide precipitation range of 800°F to 1500°F.
These ASTM A335 P91 Alloys Steel Pipe have chemical and mechanical properties that meet standards, however a dual certified product does not and may be unsuitable for high-temperature applications. ASTM A335 P91 Alloys Steel Pipe have stronger strength at hot temperatures and are occasionally used for structural and pressure-containing applications at temperatures above 500 degrees Celsius ASTM A335 P91 Alloys Steel Pipe are used largely for their high yield to weight ratio. When welding, it is assumed that a welding process appropriate for the grade of steel and intended purpose or service would be employed
Numerous industries and applications uses. Here are a handful of them:
Petrochemical Industry
Oil and Gas Industry
Chemical Industry
Power Plant Industry
Energy Industry
Pharmaceuticals Industry
Pulp & Paper Industry
Food Processing Industry
Aerospace Industry
Refining Industry
Size | 1/8NB TO 24NB IN |
---|---|
Standards | ASTM A335, ASME SA335, UNS K91560 |
Type | Seamless |
Specialized in | Large Diameter Size |
Outer Dimensions | 19.05mm – 114.3mm |
Wall Thickness | 2.0mm – 14 mm |
Length | max 16000mm |
Schedule | Schedule 20 - Schedule XXS (heavier on request) up to 250 mm thk. |
Form | Round, Square, Rectangular, Hydraulic Etc. |
Length | Single Random, Double Random & Cut Length. |
Tubing End | Plain End, Beveled End, Treaded. |
C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % | V, % | N, % | Ni, % | Al, % | Nb, % |
---|---|---|---|---|---|---|---|---|---|---|---|
0.08-0.12 | 0.3-0.6 | 0.02 max | 0.01 max | 0.2-0.5 | 8.0-9.5 | 0.85-1.05 | 0.18-0.25 | 0.03-0.07 | 0.4 max | 0.04 max | 0.06-0.10 |
Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
---|---|---|---|
585 min | 415 min | 20 min | 250 max |
P5, P9, P11, and P22 | |||
---|---|---|---|
Grade | Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] |
P5 (b,c) | Full or Isothermal Anneal | ||
Normalize and Temper | ***** | 1250 [675] | |
Subcritical Anneal (P5c only) | ***** | 1325 - 1375 [715 - 745] | |
P9 | Full or Isothermal Anneal | ||
Normalize and Temper | ***** | 1250 [675] | |
P11 | Full or Isothermal Anneal | ||
Normalize and Temper | ***** | 1200 [650] | |
P22 | Full or Isothermal Anneal | ||
Normalize and Temper | ***** | 1250 [675] | |
P91 | Normalize and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Quench and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Seamless | ||||||
---|---|---|---|---|---|---|
P-5 | P-9 | P-11 | P-22 | P-91 | P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC]. | |
Tensile Strength, min., psi | ||||||
ksi | 60 | 60 | 60 | 60 | 85 | |
MPa | 415 | 415 | 415 | 415 | 585 | |
Yield Strength, min., psi | ||||||
ksi | 30 | 30 | 30 | 30 | 60 | |
MPa | 205 | 205 | 205 | 205 | 415 |
NPS [DN] Designator | Tolerance, % from Specified | |
---|---|---|
Over | Under | |
1/8 to 2 1/2 [6 to 65] incl., all t/D ratios | 20.0% | 12.5% |
Above 2 1/2 [65], t/D < or = 5% | 22.5% | 12.5% |
Above 2 1/2 [65], t/D > 5% | 15.0% | 12.5% |
(t = Specified Wall Thickness; D = Specified Outside Diameter) |
Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab reports, Destructive Test Report, Non Destructive Test Reports
Packing In Wooden Boxes, Plastic Bags, Steel Strip Bundled, or as per Customers Requests
Sizes and Specifications other than above can be manufactured on request
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About Us
We specialize in exporting a premium selection of Stainless Steel, Carbon Steel, High Nickel Alloy, along with Pipes, Tubes, Fittings, Flanges, Fasteners, and more.
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